Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU50427
Risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-10769
CWE-ID:
CWE-125 - Out-of-bounds read
Exploit availability: No
DescriptionThe vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition within the crypto_authenc_extractkeys() function in crypto/authenc.c in the IPsec Cryptographic algorithm's module "authenc". A local low-privileged user can run a specially crafted program to trigger an out-of-bounds read error and crash the system.
MitigationCybersecurity Help is currently unaware of any official solution to address this vulnerability.
BIG-IP PEM: 11.6.1 - 16.0.1.1
BIG-IP Link Controller: 11.6.1 - 16.0.1.1
BIG-IP GTM: 11.6.1 - 16.0.1.1
BIG-IP FPS: 11.6.1 - 16.0.1.1
BIG-IP DNS: 11.6.1 - 16.0.1.1
BIG-IP ASM: 11.6.1 - 16.0.1.1
BIG-IP APM: 11.6.1 - 16.0.1.1
BIG-IP Analytics: 11.6.1 - 16.0.1.1
BIG-IP AFM: 11.6.1 - 16.0.1.1
BIG-IP AAM: 11.6.1 - 16.0.1.1
BIG-IP LTM: 11.6.1 - 16.0.1.1
BIG-IP: 11.6.1 - 16.0.1.1
BIG-IP SSLO: 11.6.1 - 16.0.1
BIG-IP DDHD: 11.6.1 - 16.0.1
BIG-IP Advanced WAF: 11.6.1 - 16.0.1
External linkshttp://support.f5.com/csp/article/K62532228
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.